Home / 53,183.28-79,702.02-51,586.77

Finding the Fourth Proportional to 53,183.28, 79,702.02 and 51,586.77

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Solution

The fourth proportional to 53,183.28, 79,702.02 and 51,586.77 is: 77,309.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,183.28 : 79,702.02 = 51,586.77 : x
  2. Step 2: Convert to fraction form
    53,183.28/79,702.02 = 51,586.77/x
  3. Step 3: Cross multiply
    53,183.28x = 79,702.02 × 51,586.77
  4. Step 4: Simplify right side
    53,183.28x = 4,111,569,774.28
  5. Step 5: Solve for x
    x = 4,111,569,774.28/53,183.28
  6. Step 6: Final answer
    x = 77,309.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.